Time Warner Road Runner, Linux, and large IPv6 subnets11 September 2015·806 words·4 minsAlthough Time Warner Cable is now Spectrum and wide-dhcpv6 is quite old, this post is still what I’m using today (in 2019)!
Build a network router and firewall with Fedora 22 and systemd-networkd27 August 2015·934 words·5 minsThis post originally appeared on the Fedora Magazine blog.
Trust an IP address with firewalld’s rich rules24 November 2014·310 words·2 minsManaging firewall rules with iptables can be tricky at times.
Securing your ssh server12 October 2010·748 words·4 minsOne of the most common questions that I see in my favorite IRC channel is: “How can I secure sshd on my server?